Synthwave arrangements copy a reference track's classical verse-chorus song form
Synthwave tracks typically use classical song-form arrangements (verse/chorus, often with pre-chorus, post-chorus and bridge) rather than DJ-style builds. A proven workflow is to open a reference track, mark each section’s timestamps, and copy that structure for your own song. A representative layout (The Midnight’s ‘Souvenir’): 8-bar intro, 16-bar verse, 8-bar pre-chorus, 16-bar chorus, 4-bar post-chorus, then repeat, bridge, closing chorus, outro. Sections can be laid out in a DAW with ‘dummy clips’ (empty MIDI clips renamed as labels). Each section carries a characteristic density: the intro may feature only one element (e.g. guitar), the chorus stacks everything, the post-chorus strips back.
Examples
Ableton: create named empty MIDI clips Intro/Verse/PreCho/Chorus at 8/16/8/16 bars to match the reference. Intro = guitar only; chorus = all elements; post-chorus = reduced.
Assessment
Open a Synthwave reference track, map its section timestamps, then recreate that structure in your DAW as a labelled template with appropriately sized empty sections.